Funding for this research was provided by:
National Natural Science Foundation of China (31502147, 91331119, 31030063)
National Natural Science Foundation of China (CN) (31572609)
National Basic Research Program of China (2012CB723205)
Specialized Research Fund for the Doctoral Program of Higher Education of China (20130182130003)
Natural Science Foundation Project of Chongqing, Chongqing Science and Technology Commission (cstc2013kjrc-tdjs80003)
Natural Science Foundation Project of Chongqing (cstc2014jcyjA80001)
Fundamental Research Funds for the Central Universities (XDJK2016A003, XDJK2016B011, XDJK2014B040)